Brass Copper Bolted Lugs are a quick and easy way of making a connection on a normal or Flexible conductor. Palms are machined top to Bottom for bolting on either surface. They can be resumed multiple times. Barrels have internal corrugations in the clamp to assist with current transfer. Brass Bolted Lugs Bronze Bolted Lugs Copper Bolted Lugs are cast from high conductivity alloys.